Omron CP1H-CPU - 05-2006 Operation Manual page 465

Temperature Sensor Units
@ @ @ @ @ @
Leftmost/Rightmost Flag: Indicates whether the leftmost or rightmost 3 digits are provided.
Temperature Unit Flag:
Open-circuit Flag:
Data Conversion
Examples
434
Temperature Data Partitioning and Structure
Temperature Data (Actual Temperature x 100 Binary)
Leftmost 3 Digits and Flags
15 14
Temperature Open-circuit
Leftmost/
Unit Flag Flag
Rightmost Flag
0: Leftmost 0: Normal
0: C
1: Rightmost 1: Error
1: F
Rightmost 3 Digits and Flags
15 14
Leftmost/ Temperature Open-circuit
Rightmost Flag Unit Flag Flag
0: Leftmost 0: C 0: Normal
1: Rightmost 1: Error
1: F
Indicates whether the temperature is in C or F.
Turns ON (1) when an open-circuit is detected. The temperature
data will be 7FF FFF if this flag is ON.
Example 1
Temperature: 1,130.25 C
100: 113025
Temperature Data: 01B981 (hexadecimal for 113025)
Leftmost 3 Digits and Flags
Flags
Bits 15 14 13
Data 0 0 0
C
Leftmost
Rightmost 3 Digits and Flags
Flags
Bits 15 14 13
Data 1 0 0
C
Rightmost
13 12 11 8
Not used.
Temperature data
5
16
Always 0
13 12 11 8
Not used.
Temperature data
2
16
Always 0
5 4
16 16
12 11 to 08 07 to 04 03 to 00
0 0 1
Normal
2 1
16 16
12 11 to 08 07 to 04 0
0 9 8
Normal
Section 7-5
7 4 3 0
4 3
16 16
7 4 3 0
1 0
16 16
3
16
B
0 0
Flags Temperature
data
0
16
1
8 9
Flags
Temperature
data
1 B
8 1